Cheap flights from Boise to Chesapeake Bay from CA $146

View CA $146 flight on Thu, Aug. 14, 2025Opens in a new window

Popular airlines from Boise to Chesapeake Bay

  • American Airlines

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  • Delta

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  • Alaska Airlines

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  • Spirit Airlines

    Spirit Airlines

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Cheap flights from Boise (BOI) to Chesapeake Bay (WAS)

Prices were available within the past 7 days and start at CA $146 for one-way flights and CA $290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Thu, Aug. 14 - Thu, Aug. 21
BOI
Boise
BWI
Baltimore
CA $290 Roundtrip, found 13 hours ago
CA $290
Roundtrip
found 13 hours ago
Select Spirit Airlines flight, departing Thu, Aug. 14 from Boise to Baltimore, returning Thu, Aug. 21, priced at CA $290 found 13 hours ago
Spirit Airlines
Sat, Sep. 13 - Mon, Sep. 22
BOI
Boise
BWI
Baltimore
CA $293 Roundtrip, found 3 days ago
CA $293
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Sat, Sep. 13 from Boise to Baltimore, returning Mon, Sep. 22, priced at CA $293 found 3 days ago
Delta
Sat, Sep. 13 - Mon, Sep. 22
BOI
Boise
BWI
Baltimore
CA $343 Roundtrip, found 3 days ago
CA $343
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep. 13 from Boise to Baltimore, returning Mon, Sep. 22, priced at CA $343 found 3 days ago
Delta
Thu, Aug. 14 - Thu, Aug. 21
BOI
Boise
BWI
Baltimore
CA $354 Roundtrip, found 13 hours ago
CA $354
Roundtrip
found 13 hours ago
Select Delta flight, departing Thu, Aug. 14 from Boise to Baltimore, returning Thu, Aug. 21, priced at CA $354 found 13 hours ago
Alaska Airlines
Sat, Sep. 13 - Mon, Sep. 22
BOI
Boise
IAD
Washington
CA $397 Roundtrip, found 3 days ago
CA $397
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Sep. 13 from Boise to Washington, returning Mon, Sep. 22, priced at CA $397 found 3 days ago
American Airlines
Sat, Sep. 13 - Mon, Sep. 22
BOI
Boise
DCA
Washington
CA $398 Roundtrip, found 3 days ago
CA $398
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Sep. 13 from Boise to Washington, returning Mon, Sep. 22, priced at CA $398 found 3 days ago

Find the cheapest month to fly from Boise (BOI) to Washington (DCA)

September is typically the cheapest month to fly

From CA $310 - CA $887 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.